Inventory Costing Methods-Periodic Method Spangler Company is a retailer that uses the periodic inventory system. March 1 Beginning inventory 140 units of Product M @ $1,590 total cost 6 Purchased 10 Purchased 15 Sold 240 units of Product M@ $3,600 total cost 160 units of Product M@ $3,000 total cost 220 units of Product M Calculate the March cost of goods sold and the ending inventory at March 31 using (a) first-in, first-ou last-in, first-out, and (c) the weighted-average cost methods Do not round until your final answers. Round your final answers to the nearest dollar A. First-in, first-out Ending Inventory 0 Cost of Goods Sold B. Last-in, first-out Ending Inventory 0 Cost of Goods Sold C. Weighted-average cost 0 Ending Inventory Cost of Goods Sold